package com.edu.service.impl;


import com.edu.service.UserService;
import org.springframework.stereotype.Service;

/**
 * @Author:mx
 * @Date:2025/11/10-15:13:39
 */

@Service
public class UserServiceImpl implements UserService {

    @Override
    public void addUser() {
        String str = null;
        System.out.println(str.length());
        System.out.println("执行了 addUser");
    }

    @Override
    public void deleteUser() {
        System.out.println("执行了 deleteUser");
    }

    @Override
    public void updateUser() {
        System.out.println("执行了 updateUser");
    }

    @Override
    public void selectUser() {
        System.out.println("执行了 selectUser");
    }


}
